(1S,5R)-5,8,8-trimethyl-1-[(1S)-8-methyl-1-(2-methylphenyl)-1,2-dihydroisoquinolin-2-yl-carbonyl]-3-oxabicyclo[3.2.1]octan-2-one                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇   、                                                                                         
乙酸乙酯                                                                                  为溶剂,
                                                                                                                                                    反应 24.0h,
                                                                                                                以64%的产率得到(1S,5R)-5,8,8-trimethyl-1-[(1S)-8-methyl-1-tol-2-yl-1,2,3,4-tetrahydroisoquinolin-2-ylcarbonyl]-3-oxabicyclo[3.2.1]octan-2-one